Names of 21061
| Nominal | 21061 |
| Cardinal | twenty-one thousand sixty-one |
| Ordinal | 21,061st |
| This number as US currency | twenty-one thousand sixty-one dollars |
| Is 21061 an odd number? | 21061 is an odd number |
| Is 21061 an even number? | 21061 is NOT an even number |
| Is 21061 a palindrome? | 21061 is NOT a palindrome number |
| Is 21061 a triangle number? | 21061 is NOT a triangle number |
21061 in other Bases
| Base 2 (Binary) | 1010010010001012 |
| Base 3 (Ternary) | 10012200013 |
| Base 4 (Quaternary) | 110210114 |
| Base 5 (Quinary) | 11332215 |
| Base 6 (Senary) | 2413016 |
| Base 8 (Octal) | 511058 |
| Base 12 (Duodecimal) | 1023112 |
| Base 16 (Hexadecimal) | 524516 |
| Base 20 (Vigesimal) | 2CD120 |
Primes and Factors tests for 21061
| Is 21061 a Prime Number? | 21061 is a prime |
| Is 21061 a perfect number? | 21061 is NOT a perfect number |
| Is 21061 a Mersenne Prime? | 21061 is NOT a Mersenne prime |
| Is 21061 a Fermat Prime? | 21061 is NOT a Fermat prime |
| Is 21061 a Fibonacci Prime? | 21061 is NOT a Fibonacci prime |
| Is 21061 a Partition Prime? | 21061 is NOT a Partition prime |
| Is 21061 a Pell Prime? | 21061 is NOT a Pell prime |
| Prime Factors | Prime factors of 21061 |
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21061 in other Numerals
| 21061 in Roman Numeral | XXMLXI |
| 21061 in Chinese Numeral | 貳萬壹仟陸拾壹 |
| 21061 in Egyptian Numeral | 𓂮𓆼𓎋𓏺 |
| 21061 in Babylonian Numeral |    |
Roots and stuff for 21061
| Is 21061 a square number? | 21061 is NOT a square number |
| Is 21061 a cube number? | 21061 is NOT a cube number |
| Square root of the number 21061 | 145.12408483777 |
| Cube root of the number 21061 | 27.615929332941 |
Recreational math for 21061
| Number 21061 reversed | 16012 |
| Sum of the digits | 10 |
| No of digits | 5 |